Description

Square section heavy duty aluminium truss with 40cm long sides

This is the strongest model among those supplied with aluminium plates. The QD40S is made of 3 mm thick 6082 aluminium, and has two sides with diagonal tubes and two with parallel tubes. A twist-resistant version is also available: model QD40SA.

Specifications

Characteristics of the materials

Lengthways tube

Extruded tube Ø 50 × 3mm EN AW 6082 T6

Crossways tube

Extruded tube Ø 30 × 3mm EN AW 6082 T6

Plate

Aluminium casting plate EN AC 42200 T6

Connection Kits

LIQXFC

Quick fit

LIQXSM10

Bolt connection

Linear Trusses

Code

Length

Weight

Plate (mm)

LIQD40S010

100mm

4.5kg

LIQD40S025

250mm

6.1kg

LIQD40S050

500mm

7.5kg

LIQD40S100

1000mm

11.3kg

LIQD40S150

1500mm

14.8kg

LIQD40S200

2000mm

19.1kg

LIQD40S250

2500mm

22.6kg

LIQD40S300

3000mm

26.2kg

LIQD40S350

3500mm

30.3kg

LIQD40S400

4000mm

34.7kg

Loading Data

Centre Point Load (C.P.L.)

Span (m)

Point Load (kg)

Full Load (kg)

Central deflection (mm)

1

3180

3180

0

2

2410

2410

1

3

1930

1930

3

4

1540

1540

5

5

1220

1220

9

6

1010

1010

12

7

848

848

17

8

728

728

22

9

634

634

28

10

557

557

35

11

492

492

43

12

437

437

51

13

390

390

61

14

348

348

71

15

310

310

82

16

277

277

94

17

247

247

107

18

219

219

121

Third Point Load (T.P.L.)

Span (m)

Point Load (kg)

Full Load (kg)

Central deflection (mm)

1

1760

3530

0

2

1440

2870

1

3

1200

2400

3

4

1030

2060

6

5

896

1790

11

6

754

1510

16

7

636

1270

21

8

546

1090

28

9

475

951

35

10

417

835

44

11

369

738

53

12

328

656

63

13

292

584

74

14

261

522

85

15

233

466

98

16

208

416

111

17

185

370

125

18

164

328

140

Quarter Point Load (Q.P.L)

Span (m)

Point Load (kg)

Full Load (kg)

Central deflection (mm)

1

1240

3730

0

2

1050

3160

1

3

911

2730

3

4

772

2320

7

5

611

1830

10

6

503

1510

15

7

424

1270

20

8

364

1090

26

9

317

951

33

10

278

835

41

11

246

738

49

12

219

656

59

13

195

584

69

14

174

522

81

15

155

466

93

16

139

416

106

17

123

370

119

18

109

328

134

Fifth Point Load (F.P.L.)

Span (m)

Point Load (kg)

Full Load (kg)

Central deflection (mm)

1

965

3860

0

2

844

3380

1

3

741

2960

3

4

643

2570

7

5

509

2040

11

6

419

1680

16

7

353

1410

21

8

303

1210

28

9

264

1060

35

10

232

928

43

11

205

820

52

12

182

729

62

13

162

649

73

14

145

580

84

15

129

517

97

16

115

462

110

17

103

411

124

18

91

365

139

Uniformly Distributed Load (U.D.L.)

Span (m)

Load (kg/m)

Full Load (kg)

Central deflection (mm)

1

4470

4470

0

2

2230

4460

1

3

1380

4150

3

4

772

3090

7

5

489

2440

11

6

335

2010

15

7

242

1700

21

8

182

1460

27

9

141

1270

35

10

111

1110

43

11

89

980

52

12

73

874

62

13

60

779

72

14

50

695

84

15

41

621

96

16

35

554

109

17

29

493

124

18

24

438

139

Description

Square section heavy duty aluminium truss with 40cm long sides

This is the strongest model among those supplied with aluminium plates. The QD40S is made of 3 mm thick 6082 aluminium, and has two sides with diagonal tubes and two with parallel tubes. A twist-resistant version is also available: model QD40SA.

Specifications

Characteristics of the materials

Lengthways tube

Extruded tube Ø 50 × 2mm EN AW 6082 T6

Crossways tube

Extruded tube Ø 25 × 2mm EN AW 6082 T6

Plate

Aluminium casting plate EN AC 42200 T6

Connection Kits

LIQXFC

Quick fit

LIQXSM10

Bolt connection

Linear Trusses

Code

Length

Weight

Plate (mm)

LIQD40S010

100mm

4.5kg

LIQD40S025

250mm

6.1kg

LIQD40S050

500mm

7.5kg

LIQD40S100

1000mm

11.3kg

LIQD40S150

1500mm

14.8kg

LIQD40S200

2000mm

19.1kg

LIQD40S250

2500mm

22.6kg

LIQD40S300

3000mm

26.2kg

LIQD40S350

3500mm

30.3kg

LIQD40S400

4000mm

34.7kg

Loading Data

Centre Point Load (C.P.L.)

Span (m)

Point Load (kg)

Full Load (kg)

Central deflection (mm)

1

3180

3180

0

2

2410

2410

1

3

1930

1930

3

4

1540

1540

5

5

1220

1220

9

6

1010

1010

12

7

848

848

17

8

728

728

22

9

634

634

28

10

557

557

35

11

492

492

43

12

437

437

51

13

390

390

61

14

348

348

71

15

310

310

82

16

277

277

94

17

247

247

107

18

219

219

121

Third Point Load (T.P.L.)

Span (m)

Point Load (kg)

Full Load (kg)

Central deflection (mm)

1

1760

3530

0

2

1440

2870

1

3

1200

2400

3

4

1030

2060

6

5

896

1790

11

6

754

1510

16

7

636

1270

21

8

546

1090

28

9

475

951

35

10

417

835

44

11

369

738

53

12

328

656

63

13

292

584

74

14

261

522

85

15

233

466

98

16

208

416

111

17

185

370

125

18

164

328

140

Quarter Point Load (Q.P.L)

Span (m)

Point Load (kg)

Full Load (kg)

Central deflection (mm)

1

1240

3730

0

2

1050

3160

1

3

911

2730

3

4

772

2320

7

5

611

1830

10

6

503

1510

15

7

424

1270

20

8

364

1090

26

9

317

951

33

10

278

835

41

11

246

738

49

12

219

656

59

13

195

584

69

14

174

522

81

15

155

466

93

16

139

416

106

17

123

370

119

18

109

328

134

Fifth Point Load (F.P.L.)

Span (m)

Point Load (kg)

Full Load (kg)

Central deflection (mm)

1

965

3860

0

2

844

3380

1

3

741

2960

3

4

643

2570

7

5

509

2040

11

6

419

1680

16

7

353

1410

21

8

303

1210

28

9

264

1060

35

10

232

928

43

11

205

820

52

12

182

729

62

13

162

649

73

14

145

580

84

15

129

517

97

16

115

462

110

17

103

411

124

18

91

365

139

Uniformly Distributed Load (U.D.L.)

Span (m)

Load (kg/m)

Full Load (kg)

Central deflection (mm)

1

4470

4470

0

2

2230

4460

1

3

1380

4150

3

4

772

3090

7

5

489

2440

11

6

335

2010

15

7

242

1700

21

8

182

1460

27

9

141

1270

35

10

111

1110

43

11

89

980

52

12

73

874

62

13

60

779

72

14

50

695

84

15

41

621

96

16

35

554

109

17

29

493

124

18

24

438

139

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